Lines Matching +full:port +full:- +full:number

1 /* SPDX-License-Identifier: GPL-2.0 */
18  * re-use of an index for multiple packets.
21  * that an index is not re-used for multiple transmitted packets. The
26  * the blocks are split up so that indexes are assigned to each port based on
27  * hardware logical port number.
29  * The timestamp blocks are handled differently for E810- and E822-based
30  * devices. In E810 devices, each port has its own block of timestamps, while in
32  * chunks based on the port number to avoid collisions.
34  * Example for port 5 in E810:
35  *  +--------+--------+--------+--------+--------+--------+--------+--------+
39  *  | port 0 | port 1 | port 2 | port 3 | port 4 | port 5 | port 6 | port 7 |
40  *  +--------+--------+--------+--------+--------+--------+--------+--------+
43  *                                               |---  quad offset is always 0
44  *                                               ---- quad number
46  * Example for port 5 in E822:
47  * +-----------------------------+-----------------------------+
49  * |+------+------+------+------+|+------+------+------+------+|
50  * ||port 0|port 1|port 2|port 3|||port 0|port 1|port 2|port 3||
51  * |+------+------+------+------+|+------+------+------+------+|
52  * +-----------------------------+-------^---------------------+
54  *                                |      --- quad offset*
55  *                                ---- quad number
57  *   * PHY port 5 is port 1 in quad 1
62  * struct ice_tx_tstamp - Tracking for a single Tx timestamp
88  * enum ice_tx_tstamp_work - Status of Tx timestamp work function
98  * struct ice_ptp_tx - Tracking structure for all Tx timestamp requests on a port
103  * @block: which memory block (quad or port) the timestamps are captured in
128 /* Quad and port information for initializing timestamp blocks */
134  * struct ice_ptp_port - data used to initialize an external port for PTP
136  * This structure contains data indicating whether a single external port is
137  * ready for PTP functionality. It is used to track the port initialization
138  * and determine when the port's PHY offset is valid.
141  * @tx: Tx timestamp tracking for this port
145  * @tx_fifo_busy_cnt: number of times the Tx FIFO was busy
146  * @port_num: the port number this structure represents
193 /* Per-channel register definitions */
207  * struct ice_ptp_pin_desc - hardware pin description data
212  * Structure describing a PTP-capable GPIO pin that extends ptp_pin_desc array
223  * struct ice_ptp - data used for integrating with CONFIG_PTP_1588_CLOCK
226  * @port: data for the PHY port initialization procedure
240  * @tx_hwtstamp_skipped: number of Tx time stamp requests skipped
241  * @tx_hwtstamp_timeouts: number of Tx skbs discarded with no time stamp
242  * @tx_hwtstamp_flushed: number of Tx skbs flushed due to interface closed
243  * @tx_hwtstamp_discarded: number of Tx skbs discarded due to cached PHC time
245  * @late_cached_phc_updates: number of times cached PHC update is late
250 	struct ice_ptp_port port;  member
272 	container_of((p), struct ice_ptp, port)
323 	return -EOPNOTSUPP;  in ice_ptp_hwtstamp_get()
330 	return -EOPNOTSUPP;  in ice_ptp_hwtstamp_set()
338 	return -1;  in ice_ptp_request_ts()
386 	return -1;  in ice_ptp_clock_index()